Red Hat Security AdvisoryRHSA-2021:4140
kernel-rt security and bug fix update
Released 2021-11-09 · Red Hat rating Moderate · View on Red Hat →
Fixes 46 records
Priority MEDIUM 42
mwifiex_cmd_802_11_ad_hoc_start in drivers/net/wireless/marvell/mwifiex/join.c in the Linux kernel through 5.10.4 might allow remote attackers to execute arbitrary code via a long SSID value, aka CID-5c455c5ab332.
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.02305 · Published 2021-01-05 · Partial fix CWE-120
Priority LOW 37
An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.04913 · Published 2021-05-11 · Partial fix CWE-20
Priority LOW 36
It was discovered that the eBPF implementation in the Linux kernel did not properly track bounds information for 32 bit registers when performing div and mod operations.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00282 · Published 2024-01-08 · Partial fix · 5.11 CWE-125
Priority LOW 36
An issue was discovered in the ALFA Windows 10 driver 1030.36.604 for AWUS036ACH.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.04173 · Published 2021-05-11 · Partial fix CWE-20
Priority LOW 35
The Linux kernel before 5.11.14 has a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled, aka CID-ad5d07f4a9cd.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00571 · Published 2021-05-14 · Partial fix CWE-416
Priority LOW 35
The eBPF RINGBUF bpf_ringbuf_reserve() function in the Linux kernel did not check that the allocated size was smaller than the ringbuf size, allowing an attacker to perform out-of-bounds writes within the kernel and ther…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0055 · Published 2021-06-04 · Fixed in v5.13-rc4, v5.12.4 +2 CWE-119
Priority LOW 35
An issue was discovered in the Linux kernel 5.8.9.
CVSS 3.1MEDIUM 5.4· Adjacent network · No auth · User interaction · EPSS 0.07604 · Published 2021-05-11 · Partial fix
Priority LOW 35
An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.03515 · Published 2021-05-11 · Partial fix CWE-20
Priority LOW 34
kernel/bpf/verifier.c in the Linux kernel through 5.12.7 enforces incorrect limits for pointer arithmetic operations, aka CID-bb01a1bba579.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00377 · Published 2021-05-27 · Partial fix CWE-787
Priority LOW 34
This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel 5.11.15.
CVSS 3.1HIGH 7.0· Local · Low privileges · No interaction · EPSS 0.01754 · Published 2021-05-21 · Fixed CWE-682
Priority LOW 34
There is a vulnerability in the linux kernel versions higher than 5.2 (if kernel compiled with config params CONFIG_BPF_SYSCALL=y , CONFIG_BPF=y , CONFIG_CGROUPS=y , CONFIG_CGROUP_BPF=y , CONFIG_HARDENED_USERCOPY not set…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.004 · Published 2021-02-23 · Partial fix CWE-20
Priority LOW 34
An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.03072 · Published 2021-05-11 · Partial fix CWE-354
Priority LOW 34
An issue was discovered in the ALFA Windows 10 driver 6.1316.1209 for AWUS036H.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.02923 · Published 2021-05-11 · Partial fix CWE-327
Priority LOW 33
An issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices.
CVSS 3.1MEDIUM 5.3· Adjacent network · No auth · No interaction · EPSS 0.05622 · Published 2021-05-11 · Partial fix CWE-20
Priority LOW 33
An issue was discovered in the kernel in NetBSD 7.1.
CVSS 3.1MEDIUM 5.3· Adjacent network · No auth · No interaction · EPSS 0.06487 · Published 2021-05-11 · Partial fix CWE-287
Priority LOW 32
An issue was discovered in the Linux kernel before 5.8.1.
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00549 · Published 2021-06-07 · Partial fix CWE-125
Priority LOW 31
An out-of-bounds (OOB) memory write flaw was found in list_devices in drivers/md/dm-ioctl.c in the Multi-device driver module in the Linux kernel before 5.12.
CVSS 3.1MEDIUM 6.7· Local · High privileges · No interaction · EPSS 0.00704 · Published 2021-05-06 · Partial fix CWE-787
Priority LOW 31
A race condition in Linux kernel SCTP sockets (net/sctp/socket.c) before 5.12-rc8 can lead to kernel privilege escalation from the context of a network service or an unprivileged process.
CVSS 3.1HIGH 7.0· Local · Low privileges · No interaction · EPSS 0.00475 · Published 2021-04-22 · Partial fix · 5.12-rc8 CWE-362
Priority LOW 31
An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5.
CVSS 3.1HIGH 7.0· Local · Low privileges · No interaction · EPSS 0.00365 · Published 2020-11-28 · Fixed CWE-362
Priority LOW 30
nbd_add_socket in drivers/block/nbd.c in the Linux kernel through 5.10.12 has an ndb_queue_rq use-after-free that could be triggered by local attackers (with access to the nbd device) via an I/O request at a certain poin…
CVSS 3.1HIGH 7.0· Local · Low privileges · No interaction · EPSS 0.00264 · Published 2021-02-01 · Partial fix CWE-362
Priority LOW 29
In various methods of kernel base drivers, there is a possible out of bounds write due to a heap buffer overflow.
CVSS 3.1MEDIUM 6.7· Local · High privileges · No interaction · EPSS 0.00156 · Published 2022-06-15 · Partial fix CWE-787
Priority LOW 29
A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hci_unregister_dev() together wit…
CVSS 3.1MEDIUM 6.4· Local · High privileges · No interaction · EPSS 0.0037 · Published 2021-08-13 · Partial fix CWE-362
Priority LOW 28
Insufficient control flow in certain data structures for some Intel(R) Processors with Intel(R) Processor Graphics may allow an unauthenticated user to potentially enable information disclosure via local access.
CVSS 3.1MEDIUM 5.5· Local · No auth · User interaction · EPSS 0.01459 · Published 2020-01-17 · Partial fix
Priority LOW 27
An issue was discovered in the Linux kernel through 5.11.x.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.01071 · Published 2021-04-20 · Partial fix CWE-125
Priority LOW 27
Improper access control in BlueZ may allow an authenticated user to potentially enable information disclosure via adjacent access.
CVSS 3.1MEDIUM 5.7· Adjacent network · Low privileges · No interaction · EPSS 0.00827 · Published 2021-06-09 · Partial fix
Priority LOW 26
A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00751 · Published 2021-08-05 · Fixed CWE-400
Priority LOW 26
The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that received fragments be cleared from memory after (re)connecting to a network.
CVSS 3.1LOW 3.5· Adjacent network · No auth · User interaction · EPSS 0.05765 · Published 2021-05-11 · Partial fix
Priority LOW 25
kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00313 · Published 2021-05-06 · Partial fix CWE-863
Priority LOW 25
An issue was discovered in the Linux kernel before 5.11.11.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00413 · Published 2021-03-30 · Partial fix
Priority LOW 25
An issue was discovered in the Linux kernel before 5.11.11.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.0031 · Published 2021-03-30 · Fixed
Priority LOW 25
In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS r…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00385 · Published 2021-03-22 · Fixed CWE-755
Priority LOW 25
An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.0036 · Published 2021-03-20 · Partial fix CWE-834
Priority LOW 25
A flaw was found in the Linux kernel's OverlayFS subsystem in the way the user mounts the TmpFS filesystem with OverlayFS.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00353 · Published 2022-03-07 · Partial fix CWE-200
Priority LOW 25
A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00272 · Published 2022-08-22 · Partial fix CWE-252
Priority LOW 25
A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00485 · Published 2021-06-08 · Partial fix CWE-415
Priority LOW 25
An issue was discovered in the Linux kernel before 5.8.10.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00313 · Published 2021-04-06 · Partial fix CWE-401
Priority LOW 25
Uncontrolled resource consumption in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 may allow an authenticated user to potentially enable denial of service via local access.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00298 · Published 2021-02-17 · Partial fix CWE-400
Priority LOW 25
Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 may allow an authenticated user to potentially enable information disclosure via local access.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00345 · Published 2021-02-17 · Partial fix
Priority LOW 25
Improper input validation in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 and before version 1.4.29.0 for Windows*, may allow an authenticated user to potentially enable a denial of service…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.0031 · Published 2021-02-17 · Partial fix CWE-20
Priority LOW 25
In create_pinctrl of core.c, there is a possible out of bounds read due to a use after free.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00492 · Published 2020-09-17 · Fixed CWE-125
Priority LOW 24
In the Linux kernel, the following vulnerability has been resolved: net: hso: fix NULL-deref on disconnect regression Commit 8a12f8836145 ("net: hso: fix null-ptr-deref during tty device unregistration") fixed the racy m…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00261 · Published 2024-02-25 · Partial fix · 4.19.189, 5.4.115 +4 CWE-476
Priority LOW 23
The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that the A-MSDU flag in the plaintext QoS header field is authenticated.
CVSS 3.1LOW 3.5· Adjacent network · No auth · User interaction · EPSS 0.03611 · Published 2021-05-11 · Partial fix CWE-327
Priority LOW 21
A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13.
CVSS 3.1MEDIUM 4.4· Local · High privileges · No interaction · EPSS 0.00474 · Published 2020-12-09 · Partial fix CWE-416
Priority LOW 20
A flaw was found in the Linux kernel netfilter implementation in versions prior to 5.5-rc7.
CVSS 3.1MEDIUM 4.4· Local · High privileges · No interaction · EPSS 0.00248 · Published 2021-08-13 · Partial fix CWE-119
Priority LOW 18
The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that all fragments of a frame are encrypted under the same key.
CVSS 3.1LOW 2.6· Adjacent network · No auth · User interaction · EPSS 0.02592 · Published 2021-05-11 · Partial fix CWE-327
Priority LOW 16
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol.
CVSS 3.1LOW 3.3· Local · Low privileges · No interaction · EPSS 0.00255 · Published 2021-05-28 · Partial fix CWE-822